﻿<!DOCTYPE html>
<html>
  <head>
    <meta charset="UTF-8">
    <style type="text/css">
    p.margin {margin:2cm 4cm 8cm 4cm}
    </style>

  </head>

<body>
  <p>下面是一个有外边距的段落</p>
  <p class="margin">fksjfkldjsflksdjfaskdjfklasdjfk</p>
</body>
</html>
